Drinking glass



FIG. 1 is a top and front perspective view of a drinking glass showing my new design;

FIG. 2 is a side elevational view thereof, all the side elevational views thereof being identical as the device is substantially a figure of rotation;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a drinking glass, as shown and described. 